# -*-coding:utf-8-*-
import tornado.ioloop
import tornado.web


class MainHandler(tornado.web.RequestHandler):
    def get(self, *args, **kwargs):
        self.write("hello World")


def make_app():
    return tornado.web.Application([(r'/', MainHandler), ])


if __name__ == '__main__':
    app = make_app()
    app.listen('8888')
    tornado.ioloop.IOLoop.current().start()
